How to make the block with information to the right?

Question

css

there is a form:
https://codepen.io/air_man6/full/QWLKNxv
How to make the block with information to the right of the form to the end of the right edge of the browser like this:

Thanks in advance for the answers !!!

Answer 1

In general, like this: https://jsfiddle.net/5rb3hdc6/